recursion"

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <math.h>
int subtract(int num);
int power(int frstdigit, int thrddigit);
void random();
void randomtwo();

void random()
{

    srand(time_t(NULL));
    int num = (100 + rand() % (999 - 100 + 1));
    printf("%d\n", num);
    int third = num % 10;
    int first = (num / 10) / 10;
    int result = power(first, third);
    printf("%d", result);
    randomtwo();
}
int power(int frstdigit, int thrddigit)
{
    if (thrddigit == 0)
        return 1;
    else
        return frstdigit * power(frstdigit, thrddigit - 1);

}
void randomtwo()
{
    srand(time_t(NULL));
    int rando = (10000 + rand() % (99999 - 10000 + 1));
    printf("\n5 digit rando %d\n", rando);
    int result = subtract(rando);
    printf("\n%d\n", result);


}
int subtract(int num)
{
    if (num < 10)
        return num;


    int leftMostDigit = num % 10;
    int remainingNumber = num / 10;

    int result = leftMostDigit - subtract(remainingNumber);


    if (result < 0)
        result *= -1;

    return result;
}
int main() {
    random();
    return 0;
}